After some discussion we had over a Touhou execution post, we're now quite sure the amount of chocolate in a single Pocky should not cause much harm to most dogs...
It would probably still cause an upset stomach. I remember my friends dog eating cocoa puffs would still give it diarrhea.
And I'm not gonna take care of youWhat should I name you?Sayakaaaa!?Hng....*stab**munch*Aw, it can't be helped...WoofWhat?You ain't getting anyHereDo you understand!?Saya-wanko and Kyouko-san*Chocolate is deadly for dogs and cats!I know! I'll name you Sayaka